Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy The risks of vape pens' secondhand aerosols ? . Vaping is often marketed as a cleaner or safer alternative to smoking but the truth is far from it. It carries serious health risks Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN